Ethylmalonic acid

Also known as: 1,1-Propanedicarboxylic acid, 2-Ethylmalonic acid, 2-ethylpropanedioic acid, alpha-Carboxybutyric acid, Ethylpropanedioic acid, Malonic acid, ethyl-, NSC 96615

Ethylmalonic acid (CAS 601-75-2) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C5H8O4 and a molecular weight of 132.11500 g/mol. Key properties include a melting point of 109-114 ºC, a boiling point of 322.2ºC at 760 mmHg, a density of 1.311 g/cm3 and a flash point of 162.9ºC. It is classified under GHS with signal word Warning and hazard statements H315 — Causes skin irritation, H319 — Causes serious eye irritation and H335 — May cause respiratory irritation. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 601-75-2
Jingsj CID: J-8175-4
Molecular Formula: C₅H₈O₄
Molecular Weight: 132.11500 g/mol
Category: Organic Acids
Last updated: 8/21/2026

Request MSDS / TDS

No offers for this compound yet.

Request a quote

Physicochemical Properties

Melting Point	109-114 ºC
Boiling Point	322.2ºC at 760 mmHg
Density	1.311 g/cm3
Flash Point	162.9ºC
Exact Mass	132.04200
PSA	74.60000
LogP	0.18180

GHS Safety & Compliance

IrritantSignal word: Warning

H315 — Causes skin irritation
H319 — Causes serious eye irritation
H335 — May cause respiratory irritation

Activity & Biological Data

Target	Human Endogenous Metabolite
Additional Information	[1]. Gregersen N, et al. General (medium-chain) acyl-CoA dehydrogenase deficiency (non-ketotic dicarboxylic aciduria): quantitative urinary excretion pattern of 23 biologically significant organic acids in three cases. Clin Chim Acta. 1983 Aug 15;132(2):181-91. [2]. Yano S, et al. A new case of malonyl coenzyme A decarboxylase deficiency presenting with cardiomyopathy. Eur J Pediatr. 1997 May;156(5):382-3.

Target

Human Endogenous Metabolite

Additional Information

[1]. Gregersen N, et al. General (medium-chain) acyl-CoA dehydrogenase deficiency (non-ketotic dicarboxylic aciduria): quantitative urinary excretion pattern of 23 biologically significant organic acids in three cases. Clin Chim Acta. 1983 Aug 15;132(2):181-91. [2]. Yano S, et al. A new case of malonyl coenzyme A decarboxylase deficiency presenting with cardiomyopathy. Eur J Pediatr. 1997 May;156(5):382-3.

Customs & Trade Information

HS Code	2917190090
Summary	2917190090 acyclic polycarboxylic acids, their anhydrides, halides, peroxides, peroxyacids and their derivatives VAT:17.0% Tax rebate rate:9.0% Supervision conditions:none MFN tariff:6.5% General tariff:30.0%

Frequently Asked Questions

What is the CAS number of Ethylmalonic acid?

The CAS number of Ethylmalonic acid is 601-75-2.

What are the molecular formula and molecular weight of Ethylmalonic acid?

Ethylmalonic acid has molecular formula C5H8O4 and molecular weight 132.11500 g/mol.

Is Ethylmalonic acid hazardous?

Ethylmalonic acid has GHS signal word Warning and hazard statements H315 — Causes skin irritation; H319 — Causes serious eye irritation; H335 — May cause respiratory irritation.

Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.

Last updated: 8/21/2026

How to cite: Jingsj. "Ethylmalonic acid (CAS 601-75-2)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-8175-4 (accessed 2026-11-09).

Data for reference only; verify product details with suppliers before purchase.